The test computes metrics (average residual loss) for each mask type and size,
for a given set of loss models (random and bursty), and verifies various
behaviour of the codes (including relation/comparison to RS code).
Review URL: https://webrtc-codereview.appspot.com/748008
git-svn-id: http://webrtc.googlecode.com/svn/trunk@3185 4adac7df-926f-26a2-2b94-8c16560cd09d
